Malicious PDF — malware analysis report

Static analysis result for SHA-256 47d86720d4584585…

MALICIOUS

PDF

43.9 KB Created: 2020-08-19 15:08:09 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 9c13b008b07eff6be772449c44b141c6 SHA-1: 433a7c5ddb4fd47f81ddd6cf657d272c51a47384 SHA-256: 47d86720d4584585d21266105baff93fca22dc621c47543059086c6f24a8ad02
128 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a link farm and a redirector link to malicious infrastructure, indicating a phishing or scam attempt. The document body, though heavily obfuscated, contains text related to police reports and includes the malicious URL. The presence of numerous external PDF links suggests an attempt to manipulate search engine results or distribute further malicious content.

Heuristics 4

  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • Urgency / deadline lure low SE_URGENCY_LURE
    Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL https://ttraff.com/pify?keyword=city+of+citrus+heights+police+reports
    • http://boxumemi.boonecountyfairia.com/uploads/1/3/1/0/131069991/3756822.pdf
    • http://files.neuroimmunekids.org/uploads/1/3/1/0/131069934/3926061.pdf
    • http://files.ericsreyes.com/uploads/1/3/0/8/130814430/walategopo_dopebut_luzesifamoropus_kerojosixu.pdf
    • http://files.lfhdigital.com/uploads/1/3/1/4/131453588/3899362.pdf
    • http://kukonova.lekeapena.com/uploads/1/3/0/7/130739591/ffc8e8a.pdf
    • https://cdn.shopify.com/s/files/1/0433/8922/3066/files/32354343606.pdf
    • https://cdn.shopify.com/s/files/1/0427/6033/9623/files/87397323482.pdf
    • https://cdn.shopify.com/s/files/1/0434/0740/9308/files/zoguwaj.pdf
    • https://cdn.shopify.com/s/files/1/0433/5874/8822/files/benutijumib.pdf
    • https://cdn.shopify.com/s/files/1/0429/1313/6799/files/xukeko.pdf
    • https://cdn.shopify.com/s/files/1/0430/3428/0090/files/bozakumekojig.pdf
    • https://cdn.shopify.com/s/files/1/0437/5874/7800/files/intermediate_cuneiform_fracture_icd_10.pdf
    • https://cdn.shopify.com/s/files/1/0429/0645/2131/files/4182142270.pdf
    • https://cdn.shopify.com/s/files/1/0436/5815/0046/files/zowonitikasekaleribajeni.pdf
    • https://cdn.shopify.com/s/files/1/0460/1407/0945/files/adobe_photoshop_free_trial_30_days.pdf
    • https://cdn.shopify.com/s/files/1/0431/0705/7825/files/72715051147.pdf
    • https://cdn.shopify.com/s/files/1/0430/7537/1159/files/jaxuworujifukufuk.pdf
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00006025.bin
d785471eb5676778e2f005ddab022304808b8626b40dda9453e3928905c6704a
pdf-font-stream PDF embedded font (sfnt) at offset 0x6025 5076 bytes
font_01_sfnt_off0000716d.bin
c13d6e0d4de4113923eb93ac24508ebd6e31a7ee98117363d920598a39c8f248
pdf-font-stream PDF embedded font (sfnt) at offset 0x716D 2516 bytes
font_02_sfnt_off00007c99.bin
a1a149f0c0a14a193c4a94faeeb5a1358d13fbef477ef1ae052f6b898d2f65e9
pdf-font-stream PDF embedded font (sfnt) at offset 0x7C99 10980 bytes